More than 13 pins in mega 2590 arduino

Official Hardware Mega Mega 2560
1

i should use more than 13 pwm pins in mega2560 , which other ports i can use as pwm operation

thank you

2

The Mega has 5 timers with 3 PWM channels each and 15 in total. 3 pins hide on the double row connector as D44 to D46 (PL3 to 5). See the Mega board pinout.

3

thank you found it

4

is there only three GND in this arduino ?
and only 1 5v?

5

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